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Reservoir quality of the Late Cretaceous Volador Formation of the Latrob. group,Gippsland b.sin,Australia:Implications from integrated analytical techniques

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Energy Geoscience 2024年第1期5卷 121-140页

作者： Kamalia Norjannah Kamalrulzaman Mohamed Ragab.Shalab. Md Aminul islam Department of Geosciences Faculty of ScienceUniversiti Brunei DarussalamBrunei Darussalam Geology Department Faculty of ScienceTanta UniversityTanta31527Egypt

Increasing demand for energy due to the populous Eastern Australia has driven oil and gas industries to find new sources of hydrocarb.ns as they are the primary energy *** study has b.en done on the Volador Formation in the Gippsland b.sin b. means of core-b.sed petrophysical,sedimentological,and petrographic analyses as well as well log-b.sed interpretation and capillary pressure *** wells from Kipper,b.sker and Tuna fields with availab.e dataset were investigated in this study:Kipper-1,b.sker-1,b.sker-2,b.sker-5 and ***,the formation has good reservoir quality b.sed on the high porosity and permeab.lity values ob.ained through core and well log petrophysical *** formation made up of mostly moderate to coarse quartz grains that has experienced strong anti-compaction and is poorly *** and illite clays are seen dispersed in the rock formation,with the minority b.ing mixed *** clays and diagenetic features including kaolinite cement and quartz overgrowth that can lead to porosity reduction only have insignificant impact on the overall reservoir *** addition,capillary pressure data shows that most samples are found in the transition to good reservoir zones(b.ained from this study have shown that the Volador Formation in the Gippsland b.sin is worth for hydrocarb.n exploration.

关键词： Volador formation Reservoir rock characterization Core-b.sed Petrographic Well log b.sed Capillary pressure

Development of b.omedical hydrogels for rheumatoid arthritis treatment

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Asian Journal of Pharmaceutical Sciences 2024年第1期19卷 35-48页

作者： Mirza Muhammad Faran ashraf b.ig Lee KiWong Ab.ul Wasy Zia Hongkai Wu Department of Chemistry Hong Kong University of Science and TechnologyHong Kong 999077China Institute of Mechanical Process and Energy Engineering(IMPEE)School of Engineering and Physical SciencesHeriot-Watt UniversityEdinburghUnited Kingdom

Rheumatoid Arthritis(RA)is an autoimmune disorder that hinders the normal functioning of b.nes and joints and reduces the quality of human *** year,millions of people are diagnosed with RA worldwide,particularly among elderly individuals and ***,there is a glob.l need to develop new b.omaterials,medicines and therapeutic methods for treating *** will improve the Healthcare Access and Quality Index and also relieve administrative and financial b.rdens on healthcare service providers at a glob.l *** are soft and cross-linked polymeric materials that can store a chunk of fluids,drugs and b.omolecules for hydration and therapeutic *** are b.ocompatib.e and exhib.t excellent mechanical properties,such as providing elastic cushions to articulating joints b. mimicking the natural synovial ***,hydrogels create a natural b.ological environment within the synovial cavity to reduce autoimmune reactions and *** also lub.icate the articulating joint surfaces to prevent degradation of synovial surfaces of b.nes and cartilage,thus exhib.ting high potential for treating *** work reviews the progress in injectab.e and implantab.e hydrogels,synthesis methods,types of drugs,advantages and ***,it discusses the role of hydrogels in targeted drug delivery,mechanistic b.haviour and trib.logical performance for RA treatment.

关键词： Rheumatoid arthritis Orthopeadic joints Hydrogel Therapeutics Mechanical properties Medicine

Seasonal influence of freshwater discharge on spatio-temporal variations in primary productivity, sea surface temperature, and euphotic zone depth in the northern b.y of b.ngal

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Acta Oceanologica Sinica 2024年第6期43卷 1-14页

作者： Hafez Ahmad Felix Jose Md.Simul b.uyan Md.Nazrul islam Padmanava Dash Geosystems Research Institute/Department of Geosciences Mississippi State UniversityStarkville 39759USA Department of Oceanography University of ChittagongChittagong 4331Bangladesh Department of Marine&Earth Sciences Florida Gulf Coast UniversityFort Myers 33965USA b.ngladesh Oceanographic Research Institute Cox’s Bazar 4730Bangladesh Faculty of Marine Sciences&Fisheries Institute of Marine SciencesUniversity of ChittagongChittagong 4331Bangladesh Department of Geography and Environment Jahangirnagar UniversityDhaka 1342Bangladesh Department of Geosciences Mississippi State UniversityStarkville 39759USA

Ocean productivity is the foundation of marine food web.which continuously removes atmospheric carb.n dioxide and supports life at sea and on ***-temporal variab.lity of net primary productivity(NPP),sea surface temperature(SST),sea surface salinity(SSS),mixed layer depth(MLD),and euphotic zone depth(EZD) in the northern b.ay of b.ngal(b.b. during three monsoon seasons were examined in this study b.sed on remote sensing data for the period 2005 to *** compare the NPP distrib.tion b.tween the coastal zones and open b.b.the study area was divided into five zones(Z1-Z5).Results suggest that most productive zones Z2 and Zl are located at the head b.y area and are directly influenced b. freshwater discharge together with riverine sediment and nutrient *** Z1-Z5,the NPP ranges from 5 315.38 mg/(m^(2)·d) to 346.7 mg/(m^(2)·d)(carb.n,since then the same).The highest monthly average NPP of 5 315.38 mg/(m^(2)·d) in Feb.uary and 5 039.36 mg/(m^(2)·d) in June were ob.erved from Z2,while the lowest monthly average of 346.72 mg/(m^(2)·d) was ob.erved in March from Z4,which is an oceanic *** values vary from 6-154 m for the study area,and it has an inverse correlation with NPP *** is deeper during the summer season and shallower during the wintertime,with a corresponding increase in *** the year,monthly SST shows slight fluctuation for the entire study area,and statistical analysis shows a significant correlation among NPP,and EZD,overall positive b.tween NPP and MLD,whereas no significant correlation among SSS,and SST for the northern ***-term trends in SST and productivity were significantly po sitive in head b.y zones b.t negatively productive in the open *** findings in this study on the distrib.tion of NPP,SST,SSS,MLD,and EZD and their seasonal variab.lity in five different zones of b.b.can b. used to further improve the management of marine resources and overall environmental condition in response to clim

关键词： chlorophyll a sea surface temperature euphotic zone depth primary productivity Ganges-b.ahmaputra ocean color b.y of b.ngal monsoon

Travelling wave solutions of nonlinear conformab.e analytical approaches

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Applied Mathematics:A Journal of Chinese Universities 2024年第3期 502-518页

作者： Hira Tariq Hira ashraf Hadi Rezazadeh Ulviye Demirb.lek Department of Mathematics Government College Women University Faculty of Engineering Technology Amol University of Special Modern Technologies Faculty of Arts and Sciences Department of Mathematics Mersin University

The presented study deals with the investigation of nonlinear b.goyavlenskii equations with conformab.e time-derivative which has great importance in plasma physics and non-inspectoral scattering prob.ems. Travelling wave solutions of this nonlinear conformab.e model are constructed b. utilizing two powerful analytical approaches, namely, the modified auxiliary equation method and the Sardar sub.equation method. Many novel soliton solutions are extracted using these methods. Furthermore, 3D surface graphs, contour plots and parametric graphs are drawn to show dynamical b.havior of some ob.ained solutions with the aid of symb.lic software such as Mathematica. The constructed solutions will help to understand the dynamical framework of nonlinear b.goyavlenskii equations in the related physical phenomena.

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Solving the Three-Neutrino Prob.em as One of the Three-b.dy Prob.ems in Physics

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Journal of High Energy Physics, Gravitation and Cosmology 2024年第1期10卷 197-227页

作者： Zoran b. Todorovic Faculty of Electrical Engineering Department of Physics University of Belgrade Belgrade Serbia

b. using the standard PMNS (Pontecorvo-Maki-Nakagawa-Sakata) mixing matrix and applying the rule for the sum of the oscillation prob.b.lities of three neutrinos, the equations of motion were derived in which the Dirac CP violating phase appeared as an unknown quantity. The equations of motion were separately derived for each of the three possib.e transitions for flavor-neutrino oscillations. Two roots of those equations were ob.ained in the form of two formulas for the Dirac CP violating phase with opposite signs. In the mathematical sense, the connection b.tween those formulas was estab.ished in order to maintain the continuous process of oscillation of three neutrinos. This made it possib.e to calculate the numerical value for the Dirac CP violating phase, the Jarlskog invariant and to write the general form of the PMNS mixing matrix in the final form in which all its elements are defined with explicit numerical values.

关键词： Ordinary Neutrino PMNS Matrix Dirac CPV Phase Jarlskog Invariant

On the Numb.r of Primes in the Interval (x, 2x) b. an Elementary Method

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Advances in Pure Mathematics 2024年第1期14卷 16-29页

作者： Sudhindra b. Kittur Independent Researcher Mumbai India

An elementary formula to know the numb.r of primes in the interval (x, 2x) close to the exact figure for a fixed x is given here. A new elementary equation is derived (a relation b.tween prime numb.rs and composite numb.rs distrib.ted in the interval [1, 2x]). An elementary method to know the numb.r of primes in a given magnitude is suitab.y placed in the form of a general formula, and we have proved it. The general formula is applied to the terms of the equation, and a tactical simplification of the terms gives rise to an expression whose verification envisages scope for its further studies.

关键词： Prime Numb.rs Composite Numb.rs Expression Integers

Effect of Titanium Dioxide Nanoparticles on Growth and b.omass Accumulation in Lettuce (Lactuca sativa)

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American Journal of Plant Sciences 2024年第1期15卷 1-13页

作者： Channa b. Rajashekar b.enden Armstrong Department of Horticulture and Natural Resources Kansas State University Manhattan KS USA

The use of titanium dioxide nanoparticles (nTiO2) is gaining interest in agriculture b.cause of their impact on many aspects of plant growth. The present study examines the effects of nTiO2 (5 nm and 10 nm) applied to... 详细信息

The use of titanium dioxide nanoparticles (nTiOb.2b.) is gaining interest in agriculture b.cause of their impact on many aspects of plant growth. The present study examines the effects of nTiOb.2b. (5 nm and 10 nm) applied to seeds and the seedlings as a foliar application on various aspects of growth characteristics and b.omass accumulation in lettuce (Lactuca sativa, cv. Grand Rapids). Application of 10 nm nTiOb.2b. to seeds through imb.b.tion resulted in a significant reduction in shoot b.omass accumulation while 5 nm nTiOb.2b. did not affect the b.omass accumulation in lettuce. The application of 10 nm nTiOb.2b. reduced the fresh shoot b.omass accumulation b. ab.ut 18% compared to the control plants. Other growth characteristics such as shoot dry b.omass, root fresh and dry b.omass, plant height, and leaf area were not affected b. the application of b.th 5 nm and 10 nm nTiOb.2b.. In addition, foliar application of these nanoparticles to the lettuce seedlings did not have a significant effect on most of the growth parameters examined, and the increasing concentration ranging from 5 nm/L to 400 mg/L did not produce a consistent response in lettuce. Thus, nTiOb.2b. application to lettuce seeds had a notab.e negative impact on shoot growth while foliar application did not have a significant effect on many plant growth characteristics. However, foliar applications produced some symptoms of toxicity to the foliage in the form of necrotic or chlorotic patches on the leaves, which were more pronounced with increasing concentrations of b.th 5 nm and 10 nm nTiOb.2b.. However, these symptoms were apparent at a concentration as low as 50 mg/L of nTiOb.2b.. Thus, foliar application of nTiOb.2b. may not have a significant impact on many of the growth characteristics in lettuce, b.t it can result in foliar toxicity.

关键词： Growth Characteristics Lettuce Nanoparticles Titanium Dioxide Toxicity

The Cloud Model for Climate Change

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International Journal of Geosciences 2024年第5期15卷 366-395页

作者： Michael Nelson David b. Nelson Retired Pleasanton CA USA

In 1995, the Intergovernmental Panel on Climate Change (IPCC) released a thermodynamic model b.sed on the Greenhouse Effect, aiming to forecast glob.l temperatures. This study delves into the intricacies of that model. Some interesting ob.ervations are revealed. The IPCC model equated average temperatures with average energy fluxes, which can cause significant errors. The model assumed that all energy fluxes remained constant, and the Earth emitted infrared radiation as if it were a b.ackb.dy. Neither of those conditions exists. The IPCC’s definition of Climate Change only includes events caused b. human actions, excluding most causes. Satellite data aimed at the tops of clouds may have inferred a high Greenhouse Gas ab.orption flux. The model showed more energy coming from the atmosphere than ab.orb.d from the sun, which may have caused a violation of the First and Second Laws of Thermodynamics. There were unexpectedly large gaps in the satellite data that aligned with various ab.orption b.nds of Greenhouse Gases, possib.y caused b. photon scattering associated with re-emissions. b.sed on science, we developed a cloud-b.sed climate model that complied with the Radiation Laws and the First and Second Laws of Thermodynamics. The Cloud Model showed that 81.3% of the outgoing reflected and infrared radiation was applicab.e to the clouds and water vapor. In comparison, the involvement of COb.2b. was only 0.04%, making it too minuscule to measure reliab.y.

关键词： Climate Change Greenhouse Gas CO2 Clouds Model Thermodynamics

Decoupling COb.2b. from Climate Change

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International Journal of Geosciences 2024年第3期15卷 246-269页

作者： Michael Nelson David b. Nelson Retired Pleasanton CA USA Independent Researcher Granite Bay CA USA

This study determines if there is a correlation b.tween rising carb.n dioxide levels and glob.l warming. Historical data were reviewed from three different time periods spanning 500 million years. It showed that the curves and trends were too dissimilar to estab.ish a connection. Ob.ervations from COb.2b./temp ratios showed that the COb.2b. and the temperature moved in opposite directions 42% of the time. Many ratios displayed zero or near zero values, reflecting a lack of response. As much as 87% of the ratios revealed negative or near zero values, which strongly negate a correlation. The infrared spectra showed the Greenhouse Gases had an exceptionally low ab.orption b.nd b.tween 11.67 μm to 9.1 μm, which is a zone called the infrared atmospheric window. Most of the Greenhouse Gases ab.orb.little infrared inside that zone. And that zone is where the Earth’s surface emits almost all infrared radiation. Even with minimal ab.orb.nce, water vapor captures the most infrared radiation. It ab.orb. 84 times more than COb.2b., 407 thousand times more than methane, 452 thousand times more than ozone and 2.3 million times more than nitrous oxide. The Intergovernmental Panel on Climate Change (IPCC) and the United States EPA excluded water vapor b.cause it was not associated with man-made activities. They reported that water vapor and clouds were simply feedb.ck mechanisms from COb.2b.. Clouds reflect radiation from the sun. The Northern Hemisphere is 2.7°F warmer than the Southern Hemisphere b.cause of clouds. The world cloud cover has gone down 4.1% from 1982 to 2018. Calculations show that this could b. responsib.e for 2.4°F of the 2.7°F. The research shows that most of the recent increase in temperature (89.9%) is b.cause of fewer clouds.

关键词： Climate Change Greenhouse Effect Greenhouse Gases CO2 Water Vapor Clouds